dc72604fc2ce1a12a6a86d690d4f38a53cc34285d2e5abde71014a2d336ee406

Analysis

max time kernel
152s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
16-04-2023 19:40

Target

structures/rainbow lb structures/sword in the stone.gz
Size

2KB
MD5

b1ef3d990645889c40180d8581e42f61
SHA1

f24a24d7b7f9dfa98996ef9674545af00ee8558a
SHA256

35f48b43436dd086cb9a7b54b8b5f3a28bc4178f39001c8c90ea375b879cfdc2
SHA512

ffd716f692119c5c44ff71c39c03a30f76e720857e5af82891cca2be5c485e78c57245bc42a56b1b56c4b71ec5a7b2cd591e07754a4d1ac4445f98400467ed91

Score

3^/10

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\gz_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\.gz	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\gz_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\gz_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\gz_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\.gz\ = "gz_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\gz_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\gz_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_Classes\Local Settings	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1204 wrote to memory of 596	1204	cmd.exe	29
PID 1204 wrote to memory of 596	1204	cmd.exe	29
PID 1204 wrote to memory of 596	1204	cmd.exe	29
PID 596 wrote to memory of 1692	596	rundll32.exe	30
PID 596 wrote to memory of 1692	596	rundll32.exe	30
PID 596 wrote to memory of 1692	596	rundll32.exe	30
PID 596 wrote to memory of 1692	596	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\structures\rainbow lb structures\sword in the stone.gz"
1⤵
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\structures\rainbow lb structures\sword in the stone.gz
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:596
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\structures\rainbow lb structures\sword in the stone.gz"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1692

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact